# Headset Yealink WH66 Mono UC-DECT Wireless headset Office Bluetooth 160m

**URL:** https://aio.lv/en/product--yealink-wh66monouc--4409008
**Data updated:** 2026-05-18 14:16 (EEST)
**Category:** Headphones
**Manufacturer:** Yealink
**Manufacturer code:** WH66MONOUC
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 259.99 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 214.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--yealink-wh66monouc--4409008

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Yealink WH66 Mono UC-DECT wireless headset offers Bluetooth connectivity, a frequency range of 20-20000 Hz, and a wireless range of 160m. Weighing only 80g, it is designed for office and call center use, providing comfort and mobility.

## Long description

The Yealink WH66 Mono UC-DECT wireless headset is designed for office and call center environments, offering Bluetooth connectivity, a wide audio frequency range (20–20,000 Hz) and extended wireless range. Lightweight at approximately 80 g, the WH66 pairs a DECT base with a UC workstation concept to centralize device connections and simplify everyday communication management.
Advantages
The headset provides HD voice with Yealink Acoustic Shield using dual microphones to reduce background noise and improve call clarity. It features a comfortable lightweight build with soft breathable ear cushions and a 330° adjustable microphone boom. Battery life and wireless range support flexible movement during work: up to 8 hours talk time and long-range wireless connectivity. The WH66 integrates with Yealink USB Connect and a UC Workstation approach, enabling device management, charging, and connectivity through a single hub and broad UC platform compatibility including Microsoft Teams.
Suitable for
Office workers who need hands-free calls and mobility
Contact centre agents and customer support teams
Home office users requiring clear voice quality and device management
Teams using Microsoft Teams or other UC platforms
Key specifications
Model: Yealink WH66 Mono UC-DECT (MPN: WH66MONOUC)
Weight: ~80 g
Audio frequency range: 20–20,000 Hz
Wireless range: up to 160 m (product listing) / up to 120 m described for some deployments
Talk time: up to 8 hours
Microphones: 2x microphones with Yealink Acoustic Shield noise reduction
Compatibility: USB Connect management, certified for Microsoft Teams (Teams button)
How to use
Charge and pair the headset with the DECT base or via Bluetooth following the manufacturer pairing procedure. Use the 330° adjustable microphone to position the boom near your mouth for optimal voice pickup. Connect the UC Workstation/USB hub to your PC if you need to manage settings through Yealink USB Connect or to use the integrated speakerphone and charging stand. For Microsoft Teams, press the dedicated Teams button to activate the application when available.
Usage recommendations
Position the microphone boom about 1–2 cm from your mouth, use the Yealink USB Connect software to update firmware and adjust microphone/sidetone settings, and keep the headset charged to ensure consistent performance across long shifts or back-to-back calls.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Impedance | 32 Ω |
| Driver unit | 28 mm |
| Ear coupling | Supraaural |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| Bluetooth version | 4.2 |
| Wireless range | 160 m |
| Bluetooth | Yes |
| USB connector | USB Type-A |
| Frequency response (music mode) | 20 - 20000 |
| Frequency response (talk mode) | 100 - 8000 |

### Performance

| Feature | Value |
|---|---|
| Certification | CE, FC, IC |
| LED indicators | Status |
| Product colour | Black |
| Control type | Buttons, Touch |
| Headset type | Monaural |
| Wearing style | Head-band |
| Operating keys | Answer/end call, Mute, Reject call, Volume +, Volume - |
| Recommended usage | Office/Call center |
| Product type | Headset |

### Other features

| Feature | Value |
|---|---|
| Talk time | 13 h |
| Sensitivity | 97 dB |
| Microphone mute | Yes |
| Rechargeable battery | Yes |
| USB cable length | 1 m |

### Microphone

| Feature | Value |
|---|---|
| Microphone frequency | 100 - 10000 |
| Microphone sensitivity | -44 dB |
| Number of microphones | 2 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.08 kg |

### Battery

| Feature | Value |
|---|---|
| Battery recharge time | 2.5 h |
| Standby time | 90 h |
| Battery voltage | 12 V |
| Wireless charging | Yes |

### Packaging data

| Feature | Value |
|---|---|
| Package depth | 255 mm |
| Package height | 135 mm |
| Package width | 204 mm |
| Package type | Box |

### Packaging content

| Feature | Value |
|---|---|
| AC adapter included | Yes |
| Cables included | USB |
| Quick start guide | Yes |
| Base station | Yes |
| Charging stand | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Master (outer) case height | 265 mm |
| Master (outer) case width | 421 mm |
| Master (outer) case gross weight | 10460 g |
| Master (outer) case length | 698 mm |
| Harmonized System (HS) code | 85183000 |

### Sustainability

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |
| Sustainability certificates | CE, Federal Communications Commission (FCC) |

### Base station

| Feature | Value |
|---|---|
| Base station colour | Black |
| Base station weight | 398 g |
| Base station touchscreen | Yes |

### Supplier features

| Feature | Value |
|---|---|
| Charging time | 170 min |

## FAQ

### How much does the Headset Yealink WH66 Mono UC-DECT cost, and is it available for purchase?

The price is 259.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 151 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 20.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Headset Yealink WH66 Mono UC-DECT be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Yealink products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Yealink service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: ear coupling, connectivity technology, weight, product colour, wearing style, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Headset Yealink WH66 Mono UC-DECT?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/4409008/58909927_large.webp